Bump docutils from 0.18.1 to 0.19

Bumps [docutils](https://docutils.sourceforge.io/) from 0.18.1 to 0.19.

---
updated-dependencies:
- dependency-name: docutils
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

tests/requirements.txt

@@ -1,7 +1,7 @@
 aiohttp==3.8.1
 black==22.6.0
 coverage==6.4.2
-docutils==0.18.1
+docutils==0.19
 flake8==5.0.1
 isort==5.10.1
 pycodestyle==2.9.0